Collers Beach Weather Forecast

    • 15
    • 26

    Mostly sunny

    • 17
    • 28

    Shower or two

    • 13
    • 16

    Showers

    • 12
    • 17

    Cloudy

    • 11
    • 19

    Mostly sunny

    • 12
    • 24

    Sunny

    • 15
    • 25

    Partly cloudy

Today 25 Sep South Coast

Partly cloudy. Slight chance of a shower in the afternoon and evening. The chance of a thunderstorm in the late morning and afternoon. Light winds. Overnight temperatures falling to between 10 and 14 with daytime temperatures reaching 25 to 31.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Kembla by early evening.
Weather
Sunny.
Weather Situation
A high pressure system over the Tasman Sea directs a northeasterly flow through the coastal waters. A cold front and trough will enter the Tasman Sea early Saturday, bringing a southerly change which will gradually track northward through the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Collers Beach Temperature Statistics View More

September Temperature

Ulladulla (2km)

  • Lowest 16 September, 2026

    6.9 °C

  • Average September

    16.5 °C

  • Highest 20 September, 2026

    30.2 °C

Climate (2021–2026)

Ulladulla (2km)

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  • Average Low 2021–2026

    13.9 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    20.9 °C
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